【Premium Material】 These invisible shelf brackets are made of excellent ferrous metal with smooth edges, making them sturdy, anti-oxidation, rust-resistant, and durable. 【Function】 A stylish and space-saving new storage solution that no longer clutters your entire home. The brackets are strong enough to ensure stability. You don't have to worry about the shelf wobbling or falling. 【Stable Design】Unique triangular structure design, the invisible shelf bracket hides perfectly within your wooden board, creating a floating effect. 【Wide Applications】Suitable for shelf brackets, cabinet brackets, furniture shelves, and partition wall maintenance. You can place books, vases, photos, and other small accessories on a floating display. 【What You Get】A pack of 4 concealed shelf brackets, suitable for bedrooms, living rooms, balconies, dining rooms, and offices. Overall bracket dimensions: 100 x 80 mm / 3.94 x 3.15 inches.